The ornamental design for a brassiere, as shown and described.
FIG. 1 is a perspective view of a brassiere according to my novel design;
FIG. 2 is a left side elevational view, thereof, the right side elevational view thereof being a mirror image;
FIG. 3 is a front elevational view, thereof;
FIG. 4 is rear elevational view, thereof;
FIG. 5 is a top plan view, thereof;
FIG. 6 is a bottom plan view, thereof; and,
FIG. 7 is a front elevational view thereof, shown on a wearer.
The broken lines depicting the strap fasteners/cinch features throughout the drawing views and the human form in FIG. 7 are for environmental structure only and form no part of the claimed design.